Average annual temperature is 9.4 °C
Absolute maximum temperature: 31.2 °C
Absolute minimum temperature: -23.7 °C
Number of sunny days: 130 days
Number of rainy days: 201 days
Number of snow days: 34 days
Look at detailed online map of Town of Portage
* Weather data for Town of Portage United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 12.6 | 16.3 | 12.8 | 27.2 | 29.1 | 30.7 | 31.2 | 30.3 | 30.8 | 28.0 | 15.5 | 13.3 |
| Average daytime temperature (°C) | 3.2 | 6.1 | 5.5 | 16.0 | 19.3 | 23.1 | 26.6 | 24.2 | 22.2 | 15.3 | 7.5 | 6.0 |
| Average temperature (°C) | -0.1 | -0.4 | 0.5 | 9.0 | 12.5 | 17.4 | 21.0 | 18.8 | 16.5 | 11.3 | 3.2 | 2.6 |
| Average night temperature (°C) | -2.7 | -5.0 | -3.2 | 3.8 | 6.4 | 12.4 | 16.2 | 14.9 | 12.1 | 8.0 | -0.1 | 0.1 |
| Absolute minimum temperature (°C) | -8.9 | -23.7 | -13.0 | -6.6 | -1.2 | 7.5 | 12.4 | 9.9 | 6.3 | -1.9 | -6.8 | -7.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 2.5 | 5.7 | 5.6 | 8.5 | 11.4 | 10.3 | 11.5 | 9.8 | 8.9 | 5.5 | 5.4 | 2.9 |
| Precipitation (mm) | 115 | 70 | 98 | 86 | 54 | 86 | 108 | 86 | 30 | 76 | 54 | 87 |
| Sunny days | 5 | 11 | 9 | 12 | 22 | 11 | 7 | 8 | 16 | 9 | 10 | 10 |
| Rainy days | 14 | 11 | 14 | 17 | 9 | 19 | 24 | 23 | 14 | 22 | 17 | 17 |
| Snow days | 12 | 6 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 4 |
The best time to visit Town of Portage during the most sunny months:
The largest precipitation sum in Town of Portage is at